Version 1.3 of Universal Sound FX has been updated in the Unity Asset Store (Direct Link to Asset). The asset store version contains .WAV-files within an asset package and in addition to the embedded meta tags the keywords are also added as Unity labels enabling you to quickly search for sounds from within Unity (see screenshot below):

[caption id="attachment_63" align="alignnone" width="840"]Unity Asset Store Labels Unity Asset Store Labels[/caption]

The same short term 150% discount is offered on the Asset Store version.